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<html>
    <head>
        <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
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    <body>
        <img id="image" src="../images/eg_tulip.jpg" />
        <script>
            document.getElementById("image").src = "../images/shanghai_lupu_bridge.jpg";
        </script>
        <p>原始图片是郁金香（eg_tulip.jpg），但是已被修改为卢浦大桥（shanghai_lupu_bridge.jpg）。</p>
    </body>
</html>